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qeth: Exploit Connection Isolation

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Isolate data connection to a shared OSA card against other data
connections to the same OSA card. Connectivity between isolated
data connections sharing the same OSA card is therefore possible only
through external network gear (e.g. a router).

Signed-off-by: Einar Lueck <elelueck@de.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Einar Lueck
2009-11-12 00:11:41 +00:00
committed by David S. Miller
parent b9f5d52670
commit d64ecc22d0
6 changed files with 267 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

45
drivers/s390/net/qeth_core_mpc.h
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@ -234,18 +234,19 @@ enum qeth_ipa_setdelip_flags {
/* SETADAPTER IPA Command: ****************************************************/
enum qeth_ipa_setadp_cmd {
IPA_SETADP_QUERY_COMMANDS_SUPPORTED = 0x0001,
IPA_SETADP_ALTER_MAC_ADDRESS = 0x0002,
IPA_SETADP_ADD_DELETE_GROUP_ADDRESS = 0x0004,
IPA_SETADP_ADD_DELETE_FUNCTIONAL_ADDR = 0x0008,
IPA_SETADP_SET_ADDRESSING_MODE = 0x0010,
IPA_SETADP_SET_CONFIG_PARMS = 0x0020,
IPA_SETADP_SET_CONFIG_PARMS_EXTENDED = 0x0040,
IPA_SETADP_SET_BROADCAST_MODE = 0x0080,
IPA_SETADP_SEND_OSA_MESSAGE = 0x0100,
IPA_SETADP_SET_SNMP_CONTROL = 0x0200,
IPA_SETADP_QUERY_CARD_INFO = 0x0400,
IPA_SETADP_SET_PROMISC_MODE = 0x0800,
IPA_SETADP_QUERY_COMMANDS_SUPPORTED = 0x00000001L,
IPA_SETADP_ALTER_MAC_ADDRESS = 0x00000002L,
IPA_SETADP_ADD_DELETE_GROUP_ADDRESS = 0x00000004L,
IPA_SETADP_ADD_DELETE_FUNCTIONAL_ADDR = 0x00000008L,
IPA_SETADP_SET_ADDRESSING_MODE = 0x00000010L,
IPA_SETADP_SET_CONFIG_PARMS = 0x00000020L,
IPA_SETADP_SET_CONFIG_PARMS_EXTENDED = 0x00000040L,
IPA_SETADP_SET_BROADCAST_MODE = 0x00000080L,
IPA_SETADP_SEND_OSA_MESSAGE = 0x00000100L,
IPA_SETADP_SET_SNMP_CONTROL = 0x00000200L,
IPA_SETADP_QUERY_CARD_INFO = 0x00000400L,
IPA_SETADP_SET_PROMISC_MODE = 0x00000800L,
IPA_SETADP_SET_ACCESS_CONTROL = 0x00010000L,
};
enum qeth_ipa_mac_ops {
CHANGE_ADDR_READ_MAC = 0,
@ -264,6 +265,20 @@ enum qeth_ipa_promisc_modes {
SET_PROMISC_MODE_OFF = 0,
SET_PROMISC_MODE_ON = 1,
};
enum qeth_ipa_isolation_modes {
ISOLATION_MODE_NONE = 0x00000000L,
ISOLATION_MODE_FWD = 0x00000001L,
ISOLATION_MODE_DROP = 0x00000002L,
};
enum qeth_ipa_set_access_mode_rc {
SET_ACCESS_CTRL_RC_SUCCESS = 0x0000,
SET_ACCESS_CTRL_RC_NOT_SUPPORTED = 0x0004,
SET_ACCESS_CTRL_RC_ALREADY_NOT_ISOLATED = 0x0008,
SET_ACCESS_CTRL_RC_ALREADY_ISOLATED = 0x0010,
SET_ACCESS_CTRL_RC_NONE_SHARED_ADAPTER = 0x0014,
SET_ACCESS_CTRL_RC_ACTIVE_CHECKSUM_OFF = 0x0018,
};
/* (SET)DELIP(M) IPA stuff ***************************************************/
struct qeth_ipacmd_setdelip4 {
@ -376,6 +391,11 @@ struct qeth_snmp_ureq {
struct qeth_snmp_cmd cmd;
} __attribute__((packed));
/* SET_ACCESS_CONTROL: same format for request and reply */
struct qeth_set_access_ctrl {
__u32 subcmd_code;
} __attribute__((packed));
struct qeth_ipacmd_setadpparms_hdr {
__u32 supp_hw_cmds;
__u32 reserved1;
@ -394,6 +414,7 @@ struct qeth_ipacmd_setadpparms {
struct qeth_query_cmds_supp query_cmds_supp;
struct qeth_change_addr change_addr;
struct qeth_snmp_cmd snmp;
struct qeth_set_access_ctrl set_access_ctrl;
__u32 mode;
} data;
} __attribute__ ((packed));